Boxes & Mailers

SELECTION EXPERT ADVICE

Wall Strength & Load Capacity
MORE INFO
Match single-, double-, or triple-wall corrugated construction to your product weight to prevent in-transit damage and minimize costly returns.
Dimensional Weight Cost Control
MORE INFO
Right-sized boxes cut carrier DIM weight charges, selecting the optimal LxWxH for each SKU directly lowers your per-shipment freight cost.
Mailer Box vs. RSC: Choose Correctly
MORE INFO
Self-locking mailer boxes suit branded DTC shipments; traditional RSC corrugated boxes are ideal for palletized B2B and high-volume fulfillment.

Need help choosing boxes?

Pick the right corrugated box without overpaying for size or strength

Use these buying guides to size your box, compare board strength, and avoid dimensional weight surcharges.

Corrugated Boxes Guide → How to choose size, strength, and wall type Box Size Calculator → Find the smallest safe box for your product 32 ECT vs 200 lb Test → Which board strength rating fits your shipment
Overview

Boxes Mailers — compare in-stock Packrift options by exact spec, with public pricing and no account required. Ships from 5 US warehouses (Central IL, NE PA, South TX, SE GA, West CA), routed to the location nearest you. Below are verified catalog SKUs, collection paths, and a bulk-quote route.

What To Buy Here

  • You need a Packrift buying path for Boxes Mailers.
  • You want verified SKU links, current catalog specs, and a quote route instead of thin search copy.
  • You are comparing product fit before reordering or requesting a bulk quote.

Catalog Matches

SKU Product Dimensions Material Color Pack
1066 10x6x6 ECT-32 Kraft Long Corrugated Boxes - 25 Bundle 10 x 6 x 6 kraft corrugated kraft 25
1054 10x5x4 ECT-32 Kraft Corrugated Boxes - Long Side Opening, 25 Bundle 10 x 5 x 4 kraft corrugated kraft 25
1265 12x6x5" ECT-32 Kraft Corrugated Long Boxes - 25 Bundle 12 x 6 x 5 kraft corrugated kraft 25
1333 13x3x3 ECT-32 Kraft Corrugated Long Boxes - Easy Pack, 25 Bundle 13 x 3 x 3 kraft corrugated kraft 25
1388 13x8x8 ECT-32 Kraft Corrugated Boxes - Long Item Shipping, 25 Bundle 13 x 8 x 8 kraft corrugated kraft 25
1466 14x6x6" ECT-32 Kraft Corrugated Boxes - Long Item Shipping, 25 Bundle 14 x 6 x 6 kraft corrugated kraft 25
1477 14x7x7 ECT-32 Kraft Corrugated Boxes - Long Item Shipping, 25-Pack 14 x 7 x 7 kraft corrugated kraft 25
1664 16x6x4 ECT-32 Kraft Corrugated Boxes - Easy Pack Long Design, 25 Bundle 16 x 6 x 4 kraft corrugated kraft 25

Open a product page for current pricing and availability.

How To Choose

  • Start with the SKU row whose dimensions, material, color, and pack quantity match your current job.
  • Open the PDP before ordering when a field says not listed in current catalog data.
  • Use the bulk quote path for larger, recurring, mixed-SKU, or freight-sensitive purchases.

When Not To Use

  • Do not infer unlisted product specs from similar SKUs.
  • Do not use this page for regulated, food-contact, outdoor exposure, or load-rating requirements unless the exact SKU record verifies that requirement.

Substitutes and Accessories

Reorder or Bulk Quote

For reorders, use the linked PDP SKU or the reorder-by-SKU path. For larger or mixed orders, use the bulk quote path and include SKU, quantity, destination ZIP, and timing.

Related Paths

FAQ

Which products match this page?
The Catalog Matches table above lists verified in-stock SKUs for Boxes Mailers, with current dimensions, material, color, and pack quantity. Open a product page for full specs and current pricing.
What should I do when a field is not listed?
Do not infer it. Use the PDP or bulk quote path so the order can be checked against current catalog data.
Can I request a quote instead of ordering one SKU?
Yes. Use the bulk quote path with the relevant SKU list, quantities, destination ZIP, and required timing.

3086 Results

showing boxes & mailers products

IN STOCK Industrial-grade 36x24x18 double wall corrugated cartons rated ECT-48 kraft for maximum protection and stacking performance. Built for high-volume shipping, these heavy-duty boxes arrive flat in bundles of 5, reducing your storage footprint and freight costs. Trust tested construction that keeps shipments secure every time.
Boxes - Corrugated

36x24x18 ECT-48 Double Wall Corrugated Boxes - Heavy Duty Shipping, 5-Bundle

PN: HD362418DW

36 x 24 x 18 in ECT-48 Double Wall Corrugated 5 PER BUNDLE
$102.63 / BUNDLE
IN STOCK Adjustable two-piece telescoping outer boxes sized 20.5
Boxes - Corrugated

20.5x20.5x40" Telescoping Outer Kraft Boxes ECT-32 - Adjustable Tall Cartons, Bundle of 10

PN: T202040OUTER

20 1/2 x 20 1/2 x 40 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$105.43 / BUNDLE
IN STOCK Ship tall items with confidence using these 20×20×40
Boxes - Corrugated

20x20x40 Shipping Boxes — ECT-32 Kraft Corrugated, 10-Pack

PN: 202040

20 x 20 x 40 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$97.48 / BUNDLE
IN STOCK Ship tall and irregularly shaped items with confidence using these ECT-32 kraft telescoping boxes. The adjustable two-piece design eliminates wasted space while the full overlap bottom delivers superior stacking strength. Bundle of 15 outers–pair with T121248INNER cartons for complete protection.
Boxes - Corrugated

12.5x12.5x48" Telescoping Kraft Corrugated Boxes ECT-32 - Bundle of 15

PN: T121248OUTER

12 1/2 x 12 1/2 x 48 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$110.74 / BUNDLE
IN STOCK Premium ECT-48 double wall corrugated shipping cartons built for high-performance logistics. 12x12x48
Boxes - Corrugated

12x12x48 ECT-48 Double Wall Kraft Boxes - Heavy Duty Shipping Cartons, Bundle of 10

PN: HD121248DW

12 x 12 x 48 in ECT-48 Double Wall Corrugated 10 PER BUNDLE
$111.79 / BUNDLE
IN STOCK ECT-44 single-wall kraft corrugated boxes engineered for side loading operations and maximum freight efficiency. 54x8x28
Boxes - Corrugated

54x8x28 ECT-44 Kraft Side Loading Boxes - Bundle of 5

PN: HD54828FOL

54 x 8 x 28 in ECT-44 Single Wall Corrugated 5 PER BUNDLE
$124.40 / BUNDLE
IN STOCK Ship long, narrow items efficiently with these 50
Boxes - Corrugated

50x12x12 Shipping Boxes - ECT-32 Kraft Corrugated, 10-Pack

PN: 501212

50 x 12 x 12 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$75.90 / BUNDLE
IN STOCK Ship tall items efficiently with our 14x14x48
Boxes - Corrugated

14x14x48" ECT-32 Kraft Corrugated Tall Boxes - Bundle of 10

PN: 141448

14 x 14 x 48 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$80.96 / BUNDLE
IN STOCK 10x6x57
Boxes - Corrugated

10x6x57" ECT-32 Telescoping Inner Boxes - Adjustable Tall Cartons, Bundle of 15

PN: T10657INNER

10 x 6 x 57 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$109.38 / BUNDLE
IN STOCK Tall corrugated boxes measuring 15
Boxes - Corrugated

15x15x48 Shipping Boxes — ECT-32 Kraft Corrugated, 10-Pack

PN: 151548

15 x 15 x 48 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$63.73 / BUNDLE
IN STOCK 10.5x6.5x57
Boxes - Corrugated

10.5x6.5x57" Telescoping Outer Boxes ECT-32 Kraft - Adjustable Tall Cartons, 15-Pack

PN: T10657OUTER

10 1/2 x 6.5 x 57 in ECT-32 Corrugated 15 PER BUNDLE
$117.35 / BUNDLE
IN STOCK Heavy-duty ECT-32 single wall corrugated shipping boxes in standard 32
Boxes - Corrugated

32x32x12 Shipping Boxes — ECT-32 Kraft Corrugated, 10-Pack

PN: 323212

32 x 32 x 12 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$114.81 / BUNDLE
IN STOCK Ship smarter with these 32x32x8
Boxes - Corrugated

32x32x8 Shipping Boxes — ECT-32 Kraft Corrugated, 10-Pack

PN: 32328

32 x 32 x 8 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$140.69 / BUNDLE
IN STOCK Professional-grade ECT-48 double wall corrugated boxes sized 48
Boxes - Corrugated

48x16x16 ECT-48 Double Wall Kraft Boxes - Heavy-Duty Shipping Cartons, Bundle of 10

PN: HD481616DW

48 x 16 x 16 in ECT-48 Double Wall Corrugated 10 PER BUNDLE
$133.99 / BUNDLE
IN STOCK Ship long, narrow items efficiently with these 48x16x16 ECT-32 kraft corrugated boxes featuring wide long-side openings for fast packing. Sold in bundles of 10 and shipped flat to maximize your warehouse space and minimize freight expenses. Ideal for wine bottles, umbrellas, carpet rolls, and similar products requiring extended length protection.
Boxes - Corrugated

48x16x16 Shipping Boxes - ECT-32 Kraft Corrugated, 10-Pack

PN: 481616

48 x 16 x 16 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$86.84 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes sized 16x16x48 inches for tall item shipping. Single-wall construction delivers strength at competitive cost. Sold in bundles of 10, shipped flat for maximum freight efficiency.
Boxes - Corrugated

16x16x48 ECT-32 Kraft Corrugated Boxes - Tall Shipping | Bundle 10

PN: 161648

16 x 16 x 48 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$77.67 / BUNDLE

Product Help Request

Send the SKU, quantity, delivery ZIP, and any required specs so we can route the request.

Buying path

Buy Boxes & Mailers by the specs that change the order

Use filters, product titles, and product pages to compare size, material, pack count, case quantity, and fit before ordering.

Compare

Use filters and product titles to narrow by the specs that affect fit.

Confirm

Open the product page before ordering a case so you can check quantity, unit, and limits.

Reorder

Save the SKU or product link for repeat purchasing and support questions.

Larger orders

For pallet, recurring, or mixed-SKU needs, send support the details before placing a large order.

What to check first

  • Inside dimensions
  • Board grade or strength rating
  • Box style and closure
  • Case or bundle quantity
Common wrong-order risk: Choosing the outside size instead of the inside size. Confirm product fit, void fill, and storage space before ordering.
Use the box size calculator -> Contact support for larger orders -> Compare corrugated box types -> View products below ->

Buying FAQ

What should I check before buying Boxes & Mailers?

Compare Inside dimensions, Board grade or strength rating, Box style and closure, Case or bundle quantity before choosing a product from this collection.

Can I buy Boxes & Mailers online?

Use the product grid to open a product page, confirm the SKU, quantity, unit, availability, and price, then add available products to cart.

When should I contact support?

Contact support for pallet, recurring, mixed-SKU, or uncertain-fit orders, or when the product page does not answer the size, quantity, or delivery question.